header nav {
  background-color: #006C77;

  .navbar-toggler {
    border-color: rgba(255, 255, 255, 0.5);
  }

  .nav-link {
    color: white;
  }

  .nav-link:hover {
    color: white;
    background-color: rgba(0, 0, 0, 0.35);
    border-color: white;
  }

  .nav-link.show {
    color: white;
    background-color: rgba(0, 0, 0, 0.35);
    border-color: white;
  }
}